webcam: less errors

ThomasFarstrike · ThomasFarstrike · commit 830454c94f6c · 2025-05-13T17:16:41.000+02:00
diff --git a/c_mpos/src/webcam.c b/c_mpos/src/webcam.c
@@ -224,8 +224,8 @@ static mp_obj_t webcam_deinit(mp_obj_t self_in) {
 }
 MP_DEFINE_CONST_FUN_OBJ_1(webcam_deinit_obj, webcam_deinit);
 
-// Method dispatch for webcam object
-static mp_obj_t webcam_call(mp_obj_t self_in, mp_obj_t attr, mp_obj_t *dest) {
+// Attribute lookup for webcam object
+static void webcam_attr(mp_obj_t self_in, qstr attr, mp_obj_t *dest) {
     if (dest[0] == MP_OBJ_NULL) {
         // Lookup attribute
         if (attr == MP_QSTR_capture_grayscale) {
@@ -236,14 +236,13 @@ static mp_obj_t webcam_call(mp_obj_t self_in, mp_obj_t attr, mp_obj_t *dest) {
             dest[1] = self_in;
         }
     }
-    return MP_OBJ_NULL;
 }
 
 // Webcam type definition
 static const mp_obj_type_t webcam_type = {
     { &mp_type_type },
     .name = MP_QSTR_webcam,
-    .call = webcam_call,
+    .attr = webcam_attr,
 };
 
 // Module definition

Original file line number	Diff line number	Diff line change
`@@ -224,8 +224,8 @@ static mp_obj_t webcam_deinit(mp_obj_t self_in) {`
`224`	`224`	`}`
`225`	`225`	`MP_DEFINE_CONST_FUN_OBJ_1(webcam_deinit_obj, webcam_deinit);`
`226`	`226`
`227`		`-// Method dispatch for webcam object`
`228`		`-static mp_obj_t webcam_call(mp_obj_t self_in, mp_obj_t attr, mp_obj_t *dest) {`
	`227`	`+// Attribute lookup for webcam object`
	`228`	`+static void webcam_attr(mp_obj_t self_in, qstr attr, mp_obj_t *dest) {`
`229`	`229`	`if (dest[0] == MP_OBJ_NULL) {`
`230`	`230`	`// Lookup attribute`
`231`	`231`	`if (attr == MP_QSTR_capture_grayscale) {`
`@@ -236,14 +236,13 @@ static mp_obj_t webcam_call(mp_obj_t self_in, mp_obj_t attr, mp_obj_t *dest) {`
`236`	`236`	`dest[1] = self_in;`
`237`	`237`	`}`
`238`	`238`	`}`
`239`		`- return MP_OBJ_NULL;`
`240`	`239`	`}`
`241`	`240`
`242`	`241`	`// Webcam type definition`
`243`	`242`	`static const mp_obj_type_t webcam_type = {`
`244`	`243`	`{ &mp_type_type },`
`245`	`244`	`.name = MP_QSTR_webcam,`
`246`		`- .call = webcam_call,`
	`245`	`+ .attr = webcam_attr,`
`247`	`246`	`};`
`248`	`247`
`249`	`248`	`// Module definition`